docs: def verify_sauce_connect_is_running(self, options):
          """
          Start Sauce Connect, if it isn't already running.  Returns a tuple of
          two elements:
  
          * A boolean which is True if Sauce Connect is now running
          * The Popen object representing the process so it can be terminated
            later; if it was already running, this value is "None"
          """
          sc_path = settings.SELENIUM_SAUCE_CONNECT_PATH
          if len(sc_path) < 2:
              self.stdout.write('You need to configure SELENIUM_SAUCE_CONNECT_PATH')
              return False, None
          username = settings.SELENIUM_SAUCE_USERNAME
          if not username:
              self.stdout.write('You need to configure SELENIUM_SAUCE_USERNAME')
              return False, None
          key = settings.SELENIUM_SAUCE_API_KEY
          if not key:
              self.stdout.write('You need to configure SELENIUM_SAUCE_API_KEY')
              return False, None
          # Is it already running?
          process = Popen(['ps -e | grep "%s"' % key],
                          shell=True, stdout=PIPE)
          (grep_output, _grep_error) = process.communicate()
          grep_command = 'grep {}'.format(key)
          lines = grep_output.split('\n')
          for line in lines:
              if 'sc' in line and username in line and grep_command not in line:
                  self.stdout.write('Sauce Connect is already running')
                  return True, None
          self.stdout.write('Starting Sauce Connect')
          output = OutputMonitor()
          command = [sc_path, '-u', username, '-k', key]
          tunnel_id = options['tunnel_id']
          if tunnel_id:
              command.extend(['-i', tunnel_id])
          sc_process = Popen(command,
                             stdout=output.stream.input,
                             stderr=open(os.devnull, 'w'),
                             universal_newlines=True)
          ready_log_line = 'Connection established.'
          if not output.wait_for(ready_log_line, 60):
              self.stdout.write('Timeout starting Sauce Connect:\n')
              self.stdout.write('\n'.join(output.lines))
              return False, None
          return True, sc_process